guloader | f3d951cea211ae851f5c4757722941f7af801d1a3fb32ddd0dc1e8486a10f23a

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
21-01-2025 09:46

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

f3d951cea211ae851f5c4757722941f7af801d1a3fb32ddd0dc1e8486a10f23aN.exe
Size

615KB
MD5

0b39f36157aa1d8c7cf49615f9b01800
SHA1

cb1c5452392df964cb12c1bff443dce4ef3bf63e
SHA256

f3d951cea211ae851f5c4757722941f7af801d1a3fb32ddd0dc1e8486a10f23a
SHA512

23914be8e0a5a086928c15a314cd83a749952ccb918058fb918c1fa7c553e79c5f8274a9db9b0dd07b1058959f894bd7e4350c62c685f495e52381511556e527
SSDEEP

6144:/gORaPgSnBnwLVh8PFbmiOZgQPkqHX9ijCR9MlfCOeEpwpjIjmAbCe+jJaRxA37J:/g5U+PFbmiOZgIZiGafRJ2NIjm1QI75b

Score

10^/10

guloader discovery downloader

Malware Config

Signatures

Guloader family
guloader
Guloader,Cloudeye
A shellcode based downloader first seen in 2020.
downloader guloader

Loads dropped DLL 1 IoCs

pid	Process
2176	f3d951cea211ae851f5c4757722941f7af801d1a3fb32ddd0dc1e8486a10f23aN.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\resources\Saxers\Samucan\Channelure.ini	f3d951cea211ae851f5c4757722941f7af801d1a3fb32ddd0dc1e8486a10f23aN.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f3d951cea211ae851f5c4757722941f7af801d1a3fb32ddd0dc1e8486a10f23aN.exe

C:\Users\Admin\AppData\Local\Temp\f3d951cea211ae851f5c4757722941f7af801d1a3fb32ddd0dc1e8486a10f23aN.exe
"C:\Users\Admin\AppData\Local\Temp\f3d951cea211ae851f5c4757722941f7af801d1a3fb32ddd0dc1e8486a10f23aN.exe"
1⤵
- Loads dropped DLL
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:2176

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

\Users\Admin\AppData\Local\Temp\nsyE36E.tmp\System.dll

Filesize
12KB

MD5
564bb0373067e1785cba7e4c24aab4bf

SHA1
7c9416a01d821b10b2eef97b80899d24014d6fc1

SHA256
7a9ddee34562cd3703f1502b5c70e99cd5bba15de2b6845a3555033d7f6cb2a5

SHA512
22c61a323cb9293d7ec5c7e7e60674d0e2f7b29d55be25eb3c128ea2cd7440a1400cee17c43896b996278007c0d247f331a9b8964e3a40a0eb1404a9596c4472

Download Submit
memory/2176-9-0x00000000028B0000-0x00000000029B1000-memory.dmp

Filesize
1.0MB

Download
memory/2176-10-0x00000000028B0000-0x00000000029B1000-memory.dmp

Filesize
1.0MB

Download